UPDATE: 3 suspects caught, charged in slaying of 2 Hattiesburg police officers!!!!

Two young police officers from the Hattiesburg, Miss., police department were shot and murdered in cold blood after a traffic stop.

Three suspects have now been caught and charged: Marvin Banks, Curtis Banks, and Joanie Holloway.

Marvin Banks is said to be the alleged shooter in the incident that took the lives of 2 HPD officers

Joanie Calloway, charged with 2 counts of capital murder in…